Editing Mark 2488 Onager
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{{ | {{Era|UNSC|HCW}} | ||
{{Weapon | {{Weapon Infobox | ||
|image=[[File:HReach-OnagerMDC.png|300px]] | |image=[[File:HReach-OnagerMDC.png|300px]] | ||
|name=Mark 2488 Magnetic Accelerator Cannon | |name=Mark 2488 Magnetic Accelerator Cannon | ||
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|type=Magnetic Accelerator Cannon | |type=Magnetic Accelerator Cannon | ||
|cost= | |cost= | ||
|length= | |length=32.6 m (106.9 ft) | ||
|damage per hit= | |damage per hit= | ||
|magazine= | |magazine= | ||
|maxammo= | |maxammo= | ||
|fire= | |fire= | ||
|ammotype=15 cm | |ammotype=15 cm ferric-tungsten slug (1.1 gigajoules per hit)<ref name="vis">'''[[Halo: The Essential Visual Guide]]''', ''page 114''</ref> | ||
|operation=[[Wikipedia:Coilgun|Electromagnetic linear motor]] | |operation=[[Wikipedia:Coilgun|Electromagnetic linear motor]] | ||
|rate=20 rounds a minute | |rate=20 rounds a minute | ||
|velocity=High | |velocity=High | ||
|range=Long | |range=Long | ||
|service=[[Human-Covenant War]] | |service=[[Human-Covenant War]] | ||
|affiliation=United Nations Space Command | |affiliation=United Nations Space Command | ||
}} | }} | ||
The '''Mark 2488 Magnetic Accelerator Cannon''', formally designated ''' | The '''Mark 2488 Magnetic Accelerator Cannon''', formally designated '''15cm Mark/2488 1.1GJ MAC''', also known as the '''Onager''' and often referred to as a "'''[[mass driver]]'''", is a stationary [[Magnetic Accelerator Cannon]] used by the [[United Nations Space Command]] during the [[Human-Covenant War]].<ref name="stats">'''[[Bungie.net]]''' ''Halo: Reach'' game stats</ref> | ||
The [[Mark 2551 Magnetic Accelerator Cannon|Mark 2551/25cm Portable]] is an upgraded variant of the weapon brought into service after the war. | The [[Mark 2551 Magnetic Accelerator Cannon|Mark 2551/25cm Portable]] is an upgraded variant of the weapon brought into service after the war. | ||
==Design details== | ==Design details== | ||
The Onager is capable of firing a 15 | The Onager is capable of firing a 15 cm round with up to 1.1 gigajoules of kinetic energy.<ref name="stats"/> It has five linearly arranged magnetic coils, each of which needs to charge individually before each shot. The weapon needs to cool off after every shot, and does so by opening a radial vent on the upper portion of the barrel. The weapon is operated from a small booth on the left side of the cannon.<ref name="reach"/> | ||
==Operational history== | ==Operational history== | ||
During the [[Fall of Reach]], a group of [[UNSC Marine Corps|UNSC Marines]] installed an Onager on top of one of the planet's [[ | During the [[Fall of Reach]], a group of [[UNSC Marine Corps|UNSC Marines]] installed an Onager on top of one of the planet's [[Aszod ship breaking yards|ship-breaking facilities]] in [[Aszod]] to protect the drydocked {{UNSCShip|Pillar of Autumn}}. [[Emile-A239]] manned the mass driver to fend off incoming Covenant [[Type-26 Ground Support Aircraft|Banshees]] and [[Type-52 Troop Carrier|Phantoms]] before the ''Autumn'' could take off.<ref name="reach">'''Halo: Reach''', campaign level ''[[The Pillar of Autumn (Halo: Reach level)|The Pillar of Autumn]]''</ref> However, the SPARTAN was killed by a [[Sangheili Zealot]], prompting [[SPARTAN-B312]] to commandeer the cannon and successfully delay the Covenant assault on the ''Autumn'' by crippling an incoming {{Class|CCS|battlecruiser}} with a shot to its ventral [[energy projector]].<ref name="reach"/> | ||
==Trivia== | ==Trivia== | ||
*The Onager is named after a [[Wikipedia:Onager (siege weapon)|medieval siege weapon]], which in turn takes its name from a [[Wikipedia:Onager|horse species]]. | *The Onager is named after a [[Wikipedia:Onager (siege weapon)|medieval siege weapon]], which in turn takes its name from a [[Wikipedia:Onager|horse species]]. | ||
*On the ''Bungie.net'' weapons statistics page, the description for the Onager is simply "I need a weapon", a reference to a line by [[John-117]] in the opening cinematic of the level ''[[Cairo Station]]'' in ''[[Halo 2]]''. | *On the ''Bungie.net'' weapons statistics page, the description for the Onager is simply "I need a weapon", a reference to a line by [[John-117]] in the opening cinematic of the level ''[[Cairo Station (level)|Cairo Station]]'' in ''[[Halo 2]]''. | ||
*"S-239" is painted on the Onager's frame. This is a reference to | *"S-239" is painted on the Onager's frame. This is a reference to Emile-A239, who was killed while operating the weapon. | ||
*The "[[using Onager early]]" glitch can be exploited so that a player can reach the driver before the scripted cutscene. This glitch can provide a player with an easy killing spree by shooting down [[Banshees]], or avoiding enemy lances by shooting the Phantoms carrying them. | *The "[[using Onager early]]" glitch can be exploited so that a player can reach the driver before the scripted cutscene. This glitch can provide a player with an easy killing spree by shooting down [[Banshees]], or avoiding enemy lances by shooting the Phantoms carrying them. | ||
==Gallery== | ==Gallery== | ||
<gallery> | <gallery> | ||
File:HaloReach - Mass Driver Cannon.jpg|A first-person view of the Onager. | File:HaloReach - Mass Driver Cannon.jpg|A first-person view of the Onager. | ||
File:Onager.jpg|The Onager installed in the | File:Onager.jpg|The Onager installed in the Aszod ship breaking yards. | ||
File:HaloReach - MACrusher.jpg|The Onager, manned by SPARTAN-B312, firing a round at the incoming Covenant '' | File:HaloReach - MACrusher.jpg|The Onager, manned by SPARTAN-B312, firing a round at the incoming Covenant ''CCS''-class battlecruiser. | ||
File:HReach-PillarOfAutumn-MDC.jpg|The Onager discharging a ferric-tungsten slug at the Covenant '' | File:HReach-PillarOfAutumn-MDC.jpg|The Onager discharging a ferric-tungsten slug at the Covenant ''CCS''-class battlecruiser. | ||
File:Onager_charging.jpg|An Onager's electromagnetic coils charging before it fires. | File:Onager_charging.jpg|An Onager's electromagnetic coils charging before it fires. | ||
File:Onager_controls.jpg|The control booth of an Onager cannon. | File:Onager_controls.jpg|The control booth of an Onager cannon. | ||
File:IH_Onager.jpg|An early concept for the Onager by [[Isaac Hannaford]]. | |||
File:RD_Onager.jpg|The cannon's final design. | |||
File:Onager.png|A blueprint for the Onager. | File:Onager.png|A blueprint for the Onager. | ||
</gallery> | </gallery> | ||
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==Sources== | ==Sources== | ||
<references/> | |||
{{UNSC heavy weapons}} | {{UNSC heavy weapons}} | ||
